DeWitts: 1966-67 Corvette, BB Manual 2 row 1" tube, Natural gen 5 Model: 4139055M (Natural/Manual) ® aluminum

Model: 4139055M (Natural/Manual)                       ® aluminum radiator with a full face aluminum shroud and a Spal 16" electric fan

The shaft only weighs 35 lbs and comes with special grade 12

Average gain with no other changes is 6 to 8hp on an otherwise stock vehicle

100% USA made using the finest USA 304 Stainless Steel

engineering to manufacturing

DeWitts: 1966-67 Corvette, BB Manual 2 row 1" tube, Natural gen 5 Model: 4139055M (Natural/Manual) ® aluminum1966 68 BIG BLOCK PRO SERIES (2 ROW 1. 00" TUBES) DeWitts Pro series aluminum radiators feature two rows of 1. 0" wide cooling tubes which provides a 25% increase in cooling performance. Our Direct Fit aluminum radiators feature factory type press formed end tanks, serpentine fins, and the factory type upper and lower channels. Each radiator core is assembled and brazed in our state of the art aluminum brazing furnace. DeWitts radiators are also epoxy